[distr] captured output in qqplot by invisible()

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/distr@954 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
[distrMod]: 
-qqplot: 
   + new method for y being of class "Estimate" (which could also be 
     seen as "fitted" objects...); 
   + output for all methods is captured by invisible()



git-svn-id: svn://svn.r-forge.r-project.org/svnroot/distr@955 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
[distrMod] returnlevelplot now also got a debug argument; and there is a method for y of class "Estimate"

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/distr@956 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
[distr]: qqbounds additional information in debug mode

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/distr@957 edb9625f-4e0d-4859-8d74-9fd3b1da38cb